![Green Room](https://image.tmdb.org/t/p/w185/ksAQ58yg0g6QiaVtsqJ0sty9Xrv.jpg)
Prosecutor Kohei Kuryu (Takuya Kimura) takes charge of a case with a foreign embassy possessing the key to solve the case. Due to the extraterritoriality involving the case, the investigation has not gone anywhere. A crisis then ensues. Kohei Kuryu and his office attempt to extract the truth behind the wall of the embassy.